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lines changed Original file line number Diff line number Diff line change @@ -61,6 +61,31 @@ operations. If you perform a series of operations where one operation
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logically depends on the result of another, any subsequent
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reads reflect the dependent relationship.
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+ The following tables describes the guarantees that causally
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+ consistent sessions provide:
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+
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+ .. list-table::
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+ :widths: 40 60
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+ :header-rows: 1
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+
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+ * - Guarantee
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+ - Description
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+
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+ * - Read your writes
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+ - Read operations reflect the results of preceding write operations.
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+
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+ * - Monotonic reads
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+ - Read operations do not return results that reflect an earlier data state than
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+ a preceding read operation.
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+
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+ * - Monotonic writes
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+ - The driver runs write operations that logically must precede other write operations
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+ before these dependent writes.
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+
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+ * - Writes follow reads
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+ - The driver runs write operations that logically must follow other read operations
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+ after these reads.
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+
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In a causally consistent session, MongoDB ensures a
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causal relationship between the following operations:
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